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相关论文: How Pandemic Spread in News: Text Analysis Using T…

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The global spread of COVID-19 has caused pandemics to be widely discussed. This is evident in the large number of scientific articles and the amount of user-generated content on social media. This paper aims to compare academic…

数字图书馆 · 计算机科学 2021-04-13 Qingqing Zhou , Chengzhi Zhang

Internet forums and public social media, such as online healthcare forums, provide a convenient channel for users (people/patients) concerned about health issues to discuss and share information with each other. In late December 2019, an…

信息检索 · 计算机科学 2020-04-27 Hamed Jelodar , Yongli Wang , Rita Orji , Hucheng Huang

Following the wave of misinterpreted, manipulated and malicious information growing on the Internet, the misinformation surrounding COVID-19 has become a paramount issue. In the context of the current COVID-19 pandemic, social media posts…

社会与信息网络 · 计算机科学 2021-05-18 Drishti Jain , Tavpritesh Sethi

Nowadays, the development of social media allows people to access the latest news easily. During the COVID-19 pandemic, it is important for people to access the news so that they can take corresponding protective measures. However, the fake…

计算与语言 · 计算机科学 2021-10-04 Yuxiang Wang , Yongheng Zhang , Xuebo Li , Xinyao Yu

Large-scale testing is considered key to assess the state of the current COVID-19 pandemic. Yet, the link between the reported case numbers and the true state of the pandemic remains elusive. We develop mathematical models based on…

应用统计 · 统计学 2021-02-04 Michel Besserve , Simon Buchholz , Bernhard Schölkopf

Since the onset of the COVID-19 pandemic, vaccines have been an important topic in public discourse. The discussions around vaccines are polarized as some see them as an important measure to end the pandemic, and others are hesitant or find…

计算机与社会 · 计算机科学 2022-07-26 Gabriel Lindelöf , Talayeh Aledavood , Barbara Keller

During the COVID-19 pandemic, social media platforms were ideal for communicating due to social isolation and quarantine. Also, it was the primary source of misinformation dissemination on a large scale, referred to as the infodemic.…

机器学习 · 计算机科学 2021-07-22 Sajad Dadgar , Mehdi Ghatee

In this work, we apply topic modeling using Non-Negative Matrix Factorization (NMF) on the COVID-19 Open Research Dataset (CORD-19) to uncover the underlying thematic structure and its evolution within the extensive body of COVID-19…

计算与语言 · 计算机科学 2025-03-25 Divya Patel , Vansh Parikh , Om Patel , Agam Shah , Bhaskar Chaudhury

Nowadays, social media is the main tool in our new lives. The outbreak news and all related obtained from social media, and mob events affect the of spread these news fast. Recently, epidemiological models to study disease spread and…

社会与信息网络 · 计算机科学 2025-04-22 Jumana H. S. Alkhalissi , Ahmed Al-Taweel

The COVID-19 pandemic has produced a flurry of online activity on social media sites. As such, analysis of social media data during the COVID-19 pandemic can produce unique insights into discussion topics and how those topics evolve over…

社会与信息网络 · 计算机科学 2020-08-05 Iain J. Cruickshank , Kathleen M. Carley

The COVID-19 pandemic has witnessed the role of online social networks (OSNs) in the spread of infectious diseases. The rise in severity of the epidemic augments the need for proper guidelines, but also promotes the propagation of fake…

动力系统 · 数学 2024-06-11 Madhu Dhiman , Chen Peng , Veeraruna Kavitha , Quanyan Zhu

Purpose: Public attitudes towards COVID-19 and social distancing are critical in reducing its spread. It is therefore important to understand public reactions and information dissemination in all major forms, including on social media. This…

数字图书馆 · 计算机科学 2020-10-05 Mike Thelwall , Saheeda Thelwall

The words we use to talk about the current epidemiological crisis on social media can inform us on how we are conceptualizing the pandemic and how we are reacting to its development. This paper provides an extensive explorative analysis of…

计算与语言 · 计算机科学 2021-03-17 Philipp Wicke , Marianna M. Bolognesi

The ongoing Coronavirus (COVID-19) pandemic highlights the inter-connectedness of our present-day globalized world. With social distancing policies in place, virtual communication has become an important source of (mis)information. As…

社会与信息网络 · 计算机科学 2020-10-23 Karishma Sharma , Sungyong Seo , Chuizheng Meng , Sirisha Rambhatla , Yan Liu

In this paper, we report experimental results on assessing the impact of COVID-19 on college students by processing free-form texts generated by them. By free-form texts, we mean textual entries posted by college students (enrolled in a…

计算与语言 · 计算机科学 2020-12-18 Ravi Sharma , Sri Divya Pagadala , Pratool Bharti , Sriram Chellappan , Trine Schmidt , Raj Goyal

This paper investigates various ways in which a pandemic such as the novel coronavirus, could be predicted using different mathematical models. It also studies the various ways in which these models could be depicted using various…

综合经济学 · 经济学 2021-02-16 Shailesh Bharati , Rahul Batra

Social scientists and psychologists take interest in understanding how people express emotions and sentiments when dealing with catastrophic events such as natural disasters, political unrest, and terrorism. The COVID-19 pandemic is a…

计算与语言 · 计算机科学 2021-09-15 Rohitash Chandra , Aswin Krishna

In todays age of freely available information, policy makers have to take into account a huge amount of information while making decisions affecting relevant stakeholders. While increase in the amount of information sources and documents…

信息检索 · 计算机科学 2025-02-06 Meheli Basu , Aniruddha Dutta , Purvi Shah

This paper develops an individual-based stochastic network SIR model for the empirical analysis of the Covid-19 pandemic. It derives moment conditions for the number of infected and active cases for single as well as multigroup epidemic…

计量经济学 · 经济学 2022-01-05 M. Hashem Pesaran , Cynthia Fan Yang